Practice Alleles and Gene Expression - 5.4 | 5. Genetics | ICSE Class 11 Biotechnology
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is an allele?

πŸ’‘ Hint: Think about different types of a trait.

Question 2

Easy

What does it mean if an allele is dominant?

πŸ’‘ Hint: What happens when you have a tall plant gene?

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What are alleles?

  • Forms of genes
  • Only dominant traits
  • Only recessive traits

πŸ’‘ Hint: Think of different versions of the same gene.

Question 2

True or False: Recessive alleles are always expressed in the phenotype.

  • True
  • False

πŸ’‘ Hint: What condition do they need to show?

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A plant has a genotype TtRr, where T is tall, t is short, R is red flower color, and r is white flower color. What are the possible phenotypes of this plant?

πŸ’‘ Hint: Think about how many combinations of height and color you can create!

Question 2

If a homozygous black guinea pig (B) is crossed with a homozygous white guinea pig (b), which exhibits codominance, what would the offspring look like?

πŸ’‘ Hint: Imagine the colors mixing together on a guinea pig!

Challenge and get performance evaluation